code: def download_dtd_dataset(root: str):
      """
      Download the Oxford Pets dataset archives and expand them
      in the folder provided as parameter
      """
      url = "https://www.robots.ox.ac.uk/~vgg/data/dtd/download/dtd-r1.0.1.tar.gz"
      download_and_extract_archive(url, root)
  
file_path: vissl/extra_scripts/datasets/create_dtd_data_files.py
imports: import argparse
  import os
  import shutil
  from tqdm import tqdm
  from vissl.utils.download import download_and_extract_archive
  from vissl.utils.io import cleanup_dir
label_desc: Use image node_id 2 for calling a global function with example usage: download_dtd_dataset(root) without return types